Pith Number

pith:4LNTSOTI

pith:2010:4LNTSOTINS5Y67CCE4PYSFVJJW

not attested not anchored not stored refs pending

Two classes of slant surfaces in nearly Kahler six sphere

K. Obrenovic, S. Vukmirovic

arxiv:1009.5369 v1 · 2010-09-27 · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LNTSOTINS5Y67CCE4PYSFVJJW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:40:10.671427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2db393a686cbb8f7c42271f8916a94da8655ff7073006ceceaf85a790341cbe

Aliases

arxiv: 1009.5369 · arxiv_version: 1009.5369v1 · doi: 10.48550/arxiv.1009.5369 · pith_short_12: 4LNTSOTINS5Y · pith_short_16: 4LNTSOTINS5Y67CC · pith_short_8: 4LNTSOTI

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4LNTSOTINS5Y67CCE4PYSFVJJW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e2db393a686cbb8f7c42271f8916a94da8655ff7073006ceceaf85a790341cbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d37bd0a30bed05ac397ca988eb459692860b4af16ed190a5b0fa70bd96172739",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-09-27T19:43:49Z",
    "title_canon_sha256": "d5a57ae9ab7f0750e47b73d5652a8c0a98ca07f8b8f3ddebc46bc612451c19aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.5369",
    "kind": "arxiv",
    "version": 1
  }
}